Primarily for load testing, k6 also works for functional testing of APIs with its ES6 based scripting API.
Straightforward CLI sharing many UX aspects with the DevOps tools you already use and love.
k6 can output more granular metrics than what is printed on stdout. Read up on the different user options for Result Visualization, and get help with result analysis. The following metric output options are available.
Channels and what type of questions to ask:
Slack – Why do you?; When will you?
File an issue – I get this error and I’m sure it’s a bug; I have an idea/request